Look at the supply chain issues. That's it in a nutshell. Unfortunately, I have no expertise in this area, but somehow I still feel that this is key to understanding what is happening and what will happen. And perhaps (well, absolutely) some other factors are involved.
But first, let's list the big factors: supply chain, material shortages, labor not willing to be exploited like before, energy disruptions from the Ukraine war, investors desperately seeking to make some money.
The supply chain, transportation issues, and material shortages are all working together to hike up prices. This isn't going away anytime soon because the supply chains got royally jacked up.
(Written in August 2022. Still applicable.)